refactor: move Question schemas to his own file and unify canonical Question schema adding dataset_id

[jfcalvo]

Description

This PR includes the following changes:

• Move Question related schemas for API v1 to his own file at schemas/v1/questions.py.
• Use only one Question canonical schema removing duplications.
• Question schema will include always dataset_id as attribute.
• Small renaming of schemas to avoid conflicts in the same file.

Refs #4407

Type of change

(Please delete options that are not relevant. Remember to title the PR according to the type of change)

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Refactor (change restructuring the codebase without changing functionality)
• Improvement (change adding some improvement to an existing functionality)
• Documentation update

How Has This Been Tested

• Running and modifying unit tests.

Checklist

• I added relevant documentation
• follows the style guidelines of this project
• I did a self-review of my code
• I made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• I filled out the contributor form (see text above)
• I have added relevant notes to the CHANGELOG.md file (See https://keepachangelog.com/)